Composition of matter to be used as a cement compound.



UNITED STATES PATENT OFFICE,

CHARLES GUY, OI IOLA, KANSAS, ASSIGNOR TO THE PETRIFIC CEMENT COMPANY, OF iOLA, KANSAS.

COMPOSITION OF MATTER TO BE USED AS A CEMENT COMPOUND.

Specification of Letters Patent.

Patented Feb. 4, 1908.

Application filed August 12, 1907. Se O- 388.242-

Silicate of aluminium, in the lorm of shale or clay Magnesium, in the form of lale, s'teatite. and. the like Sulfate of calcium, in the form parts.

38 parts.

of plaster of paris 5 parts. (alamiue 1 part.

()xid of iron, in the commercial l'orm l, 3 parts.

\rsenious acid 1/16 parts. Silicate. ilioxid, in the torn: of linely ground sand or quartz (aseir1, Salts o'lsodium,sodiumchlorid,

sea salt, and the like [/16 parts. 14/16 parts.

12 parts.

TVater The several. ingredients are thoroughly mixed and the water added. This mass is placed in suitable molds and let stand for twenty four hours at a temperature of about 80 degrees.

I am aware that silicate of aluminium and calcium sulfate enter the composition of eements. I am also aware that magnesium has been used in some compositions, but 'I am not aware that all the ingredients of my compound has been used together.

I claim The herein described composition of matter, consisting of silicate of aluminium, magnesium, sulfate of calcium, calamine, oxid of iron, arsenious acid, silicate dioxid, casein, 45 salts of sodium, and water, substantially as described and for the purpose specified.

CHARLES GUY.

| Witnesses:

KATHERINE FOLWELL, GEO. (J. DALGARNO. 

